New implementation of bundle

Command/AccountBalanceCommand.php

@@ -0,0 +1,34 @@
+<?php
+namespace Jhg\NexmoBundle\Command;
+
+use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * @author Javi Hernández
+ */
+class AccountBalanceCommand extends ContainerAwareCommand
+{
+    /**
+     * @see Command
+     */
+    protected function configure() {
+        $this
+            ->setName('nexmo:account:balance')
+            ->setDescription('Gets account balance')
+            ->setHelp("The <info>nexmo:account:balance</info> command gets Nexmo API account balance");
+    }
+
+    /**
+     * @see Command
+     */
+    protected function execute(InputInterface $input, OutputInterface $output) {
+    	$account = $this->getContainer()->get('jhg_nexmo.account');
+        $balance = $account->balance();
+        $output->writeln(sprintf('Account balance: %f',$balance));
+    }
+    
+}